$18,000 - $20,000. More than $20,000. The total amount spent per pupil by district in the 2011-12 school year by elementary and K-12 districts. The darker the color, the higher the spending.
b) Set a voltmeter to the 300 volts scale. Place test probes on terminals 1L and 3L (see diagram) of the high limit portion of the thermostat. The meter reading should be the input voltage of the heater (see rating plate of the water heater). If not correct voltage, check for loose connections and blown fuse or tripped circuit breaker. c) To verify that the high limit switch is closed, place test probes onto terminals 2L and 4L (see diagram).
1 If no voltage is found turn off the power at the breaker box and physically check the electrical connections to the water heater, making sure all wire nuts are connecting the wire ends. 2  With the power on.  Ensure the reset button is not tripped by pushing it in. Use a pencil eraser, as it does not conduct electricity.